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Part Name
Description
HD74HC137FPEL View Datasheet(PDF) - Renesas Electronics
Part Name
Description
Manufacturer
HD74HC137FPEL
3-to-8-line Decoder/Demultiplexer with Address Latch
Renesas Electronics
HD74HC137FPEL Datasheet PDF : 10 Pages
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9
10
HD74HC137
Switching Characteristics
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Item
Propagation delay
time
Pulse width
Setup time
Hold time
Output rise/fall
time
Input capacitance
Symbol V
CC
(V)
t
PLH
2.0
4.5
6.0
t
PHL
2.0
4.5
6.0
t
PLH
2.0
4.5
6.0
t
PHL
2.0
4.5
6.0
t
PLH
2.0
4.5
6.0
t
PHl
2.0
4.5
6.0
t
PLH
2.0
4.5
6.0
t
PHL
2.0
4.5
6.0
t
w
2.0
4.5
6.0
t
su
2.0
4.5
6.0
t
h
2.0
4.5
6.0
t
TLH
, t
THL
2.0
4.5
6.0
Cin
—
Ta = 25
°
C
Ta = –40 to +85
°
C
Min Typ Max Min Max Unit
Test Conditions
— — 170 —
215 ns A, B or C to Y
— 16 34
—
43
— — 29
—
37
— — 240 —
305 ns
— 17 48
—
60
— — 41
—
51
— — 130 —
— 13 26
—
165 ns
G
2
to Y
33
— — 22
—
28
— — 195 —
245 ns
— 14 39
—
49
— — 33
—
42
— — 150 —
190 ns G
1
to Y
— 14 30
—
38
— — 26
—
33
— — 195 —
245 ns
— 14 39
—
49
— — 33
—
42
— — 175 —
220 ns
GL
to Y
— 17 35
—
44
— — 30
—
37
— — 250 —
315 ns
— 18 50
—
63
— — 43
—
54
80 — — 100
— ns
16 7 —
20
—
14 — —
17
—
100 — — 125
— ns A, B, C inputs
20 3 —
25
—
17 — —
21
—
50 — —
65
— ns A, B, C inputs
10 –3 —
13
—
9 ——
11
—
— — 75
—
90 ns
— 5 15
—
19
— — 13
—
16
— 5 10
—
10 pF
Test Circuit
Measurement point
C
L*
Note: C
L
includes the probe and fig capacitance.
Rev.2.00, Oct 11, 2005 page 5 of 9
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